BWM-6-8 PDF - Block Working Manual

CHAPTER-I PRELIMINARY 1.01. Issue of Block working Manual – This book of rules and regulations for working trains on Single and Double Line by Electrical block Instruments on the Absolute Block System shall be issued to all staff responsibl...

CHAPTER-I PRELIMINARY 1.01. Issue of Block working Manual – This book of rules and regulations for working trains on Single and Double Line by Electrical block Instruments on the Absolute Block System shall be issued to all staff responsible for train passing duties and to such other staff as directed by prirreipal the Ch ief Operations Manager. 1.02. Study of Manual – This Manual shall be studied by the staff in conjunction with General and Subsidiary Rules Book for which it is a companion volume. Nothing in this volume will modify or supersede provisions of General and Subsidiary Rules. 1.03. Addenda and Corrigenda – All alterations or corrections that may, from time to time, pasted at appropriate place in the Manual. 1.04 System of working – The systems of working on different sections of Eastern Railway are indicated in the working Time Tables of different divisions. 1.05. Object of Electrical Block Instrument – The object of governing the movement of trains by Electrical Block Instruments is to provide at all times a visual indication of the state of the Block sections to which they refer and to guard against two trains being admitted into a Block section at the same time. Where the trains are worked on Absolute Block System. 1.06. Fixed Hand and Fog Signals – Signalling trains by Electrical Block Instruments do not in any way do away with the use of Fixed, Hand or Fog signals, whenever and wherever such signals may be required. The use of such signals is governed by GR’s and SR’s from 3.09. to 3.75. 1.07. Double Line Methods – (a) Method of Block working employed on Double Lines is of the type of Control with block Instruments located at Block Station. (b) The method of Block Instrument control on Double Line is employed by Interlocking Block Instrumen (c) The Block Instrument used for the above method is of three position Lock and Block Instrument. (Instruments described in paragraphs 2.02 to 2.09 of Chapter II) 1.08. Block Instruments with Lock – These instruments in addition to giving visual indications of the state of the Block sections to which they refer are provided with locking arrangement which ensure that “Line Clear” is only granted after operations prescribed for clearing the block section have been done by station in advance. 1 1.09. Single Line Methods : (a) Where electrical Block Instruments are used the clearing of Last Stop Signal is controlled by the “train going to” indication on the Block Instrument. (b) For the method of working as per a (I) in instruments in use are : (1) Block Instruments with Token/Tablet and (2) Block Instruments without Token. The method of operating each type of instruments is described in Chapter IV & VIII. 1.10. Station Master – ‘Station Master’, means the person on duty who is for the time person who is for the time being in dependent charge of the working signals and responsible for the working of train under the system working in force and duly appointed and authorized by the Railway administration in this regard. 1.11. Use of Instruments – Block Instruments shall be operated only by the Station Master GR-1.02 (53) and shall be used exclusively for the purpose of signalling trains strictly in accordance with the rules and regulation laid down. Every train in its progress from the Block station to another shall be signalled on the Block Instruments. 1.12. Instruction of Staff – Instruments in actual use for train working shall on no account be used for the purpose of educating or instructing the staff. 1.13. : i) No person should be permitted to operate a Block Instrument unless he has satisfactorily passed the prescribed examination and holds a duly authorized Principal/Zonal Railway Training Institute shall issue the necessary certificate of Block competency to the staff concerned undergoing training after the Initial, Promotional and Refresher Course. Where, however, for any reason staff are not sent for Refresher Course within Principal, Zonal Railway Institute Centre may be extended locally for a period of one year only after jointly re-examining the staff by TI(M) / Station Manager and Section Engineer (Signal) concerned. After extension of the validity has been be co or an Asstt. Operations Manager duly authorized on this behalf. ii) The TI(M) / Station Manager and Section Engineer (Signal) must also have E / DSTE / Principal, Zonal Railway Training Institute for Block competency for the purpose of discharging their duty under Rule 1.13(i). 2 1.14. Working of Block Instruments – Block Instruments shall be worked steadily and deliberately. The Bell plunger shall be pressed in to the extent with slight pause between each stroke, otherwise the signals on the bells will be indistinct or lost. 1.15. Extra care during repairs to line wires – When the Station Master on duty has been advised by the person in charge of a Telecommunication Department working party that they intend to work at the station or in a Block section, he shall advise the Station Master at the other end of the Block section concerned and both Station Masters shall work with extra care and vigilance until advised that the working party have completed their task. Whichever Station Master receives the latter advice shall be responsible for informing the Station Master at the other end of the Block Section. 1.16. Admittance into cabins – The admittance of unauthorized persons into cabins (whether railway servants or otherwise) is strictly prohibited. No railway servant shall enter any Cabin except when required to do so in connection with his regular 1.17. Stations – Station means any pla or at which an authority to proceed is given under the system of working. 3